🕒 FCC license data updated today 7:15 am CDT (FCC files through Oct 28, 2026) · next update tomorrow 6:00 am CDT
Ask: HAMs within 5 miles of N9TPB · Extra class operators in Madison, WI · or try N9TPB · K9* wildcards · Smith, John · 0004797601 (FRN) · 53703 · Madison, WI · old CB calls like KHC1939 or 18Q3518 (1962–63 CB call books) · (205) 546-1767 (1990s CB directory phones)
W9VDU HAM
✅ Available for a vanity request — free since Aug 8, 2008.
1x3 call: Technician, General, Advanced and Amateur Extra licensees can request it.
No pending applications list it.
Not currently held
· 1 holder on record
· available since Aug 8, 2008
Previous holder: BERNHARDT B BORCKARDT
Held W9VDU Sep 30, 1986 → Aug 7, 2006
· first licensed Sep 30, 1986 as W9VDU
· 1 license · no FRN on file (pre-2001 records)
📖 In the printed callbooks since 1938 as W9VDU, before the FCC's online records
W9VDUExpiredAmateur ExtraSep 30, 1986 → Aug 7, 2006 (expired)
From the FCC amateur database as published on the QRZ! callsign CD-ROMs, 1993–2003, before and alongside the FCC's online records (which start in 1999). "Seen" dates are the first and last disc showing that record; the issue date is the FCC's, so it can be a renewal of an even older license.
Seen Oct 27, 1996 → Apr 17, 2003 · 13 discs W9VDU
· Amateur Extra · issued Aug 7, 1996, expires Aug 7, 2006
BERNHARDT B. BORCKARDT
2413 FREMONT AVE, MADISON, WI 53704
Seen Sep 9, 1993 → Apr 21, 1996 · 6 discs W9VDU
· Amateur Extra · issued Sep 30, 1986, expires Sep 30, 1996
BERNHARDT B BORCKARDT
2413 FREMONT AVE, MADISON, WI 53704
Address history
From FCC database snapshots (2004 → now). "Seen" dates are the first and last snapshot showing that address.
Seen Nov 7, 2004 → Oct 25, 2026 · 51 snapshots · as W9VDU
BERNHARDT B BORCKARDT
2413 FREMONT AVE, MADISON, WI 53704
From scanned copies of the printed callbooks (government lists from 1913, then the Radio Amateur Callbook to 1997), read by OCR, so names and streets can carry typos. Each line is one or more editions in a row showing the same name at the same address.
1997 · 1 edition W9VDU · class E
Bernhardt B Borckardt 141j Fremont Ave, Madison Wi 5j704 1997 p.1961
1992 → 1996 · 2 editions W9VDU · class E
Bernhardt B Borckard~ 1413 Fremont Ave Madison, WI 53704 1992 p.1464, 1996 p.1888
1986 → 1987 · 2 editions W9VDU · class E
Bernhardt B Borckardt 24!3 Fremont Ave, Madison, WI 53704 Winter 1986 p.1211, Winter 1987 p.1228
1985 · 1 edition W9VDU · class E
Bernhardt B Borckardt 141j Fremont Ave, Madison, WI 53704 Winter 1985 p.1213
1984 · 1 edition W9VDU · class E
Bernhardt B Borckardt 1413 Fremont Ave, Madison, WI 53704 Winter 1984 p.1210
1974 → 1980 · 5 editions W9VDU · class A
Bernhardt B Borckardt 2413 Fremont Av, Madison, WI 53704 Winter 1974 p.620, Winter 1976 p.625, Winter 1977 p.676, Winter 1979 p.504, Winter 1980 p.1074
1971 → 1973 · 3 editions W9VDU · class A
Bernhardt B Borckardt 2413 Fremont Av Fall 1971 p.615, Winter 1972 p.622, Winter 1973 p.621
1971 · 1 edition W9VDU · class A
John J Waidmann Zb5 W St Anthony Ln Winter 1971 p.50
1963 → 1966 · 2 editions W9VDU
Bernhardt B. Borckardt 3016 Union, Madison 4 Wisc Summer 1963 p.570, Spring 1966 p.551
1962 · 1 edition W9VDU
Bernhardt B. Borckardt T 3016 Un Ion Madi Son 4 Wis Fall 1962 p.546
1961 · 1 edition W9VDU
Bernhardt B. Borckardt 3016 Union. Madison 4 Wis Spring 1961 p.537
1941 → 1946 · 2 editions W9VDU
John J. Waidmann 5933 Highland, St. Louis, W9vhw-{Leorge F. Maier, 2223 Barry Av., Chicago, Ill. W"\' Lx-R. J. Jacober, 1417 Olive St., Highland, IL Winter 1941 p.223, Summer 1946 p.214
1938 · 2 editions W9VDU
Bernard B. Borckardt First & 23rd St., Fort Winter 1938 p.186, Spring 1938 p.175
1936 · 1 edition W9VDU
Bernard B. Borekardt First & 23rd St., Fort W9vhq-J\iaynard C. J\iielitz, Rfd 1, Panora, Iowa. Waukee, WI Spring 1936 p.313
None · 1 edition W9VDU · class E
Bernhardt B Borckardt 2413 Fremont Ave, Madison, WI 53704 None p.1083
📡 On the Air: APRS, Digital & WSPR Spots
No APRS positions, PSK Reporter reports or WSPR spots for W9VDU in the last 24 hours. They show up here within seconds of W9VDU beaconing on APRS, being heard on FT8, FT4 and other digital modes, or sending a WSPR beacon.